| Value | Category | Cases | |
|---|---|---|---|
| 0 | 254 |
11.8%
|
|
| 1 | 271 |
12.6%
|
|
| 2 | 624 |
29.1%
|
|
| 3 | 600 |
27.9%
|
|
| 4 | 255 |
11.9%
|
|
| 5 | 118 |
5.5%
|
|
| 6 | 10 |
0.5%
|
|
| 7 | 16 |
0.7%
|
|
| Sysmiss | 53 |